Improvement in apparatus for expelling air from cases



D. CLAVIDGE.

, y Hermetic Sealing. 4

166.64666. v y Patmd M@y16,1666.

NITED STATES PATENT OFFICE.

DANIEL oLAvIDeE, oE INDIANAPOLIS, INDIANA.

IMPROVEMENT IN APPARATUS FOR EXPELLING AIR FROM CASES.

Specification forming part of Letters Patent N0. 54,686, dated May 15, 1866.

To all whom it may concern:

Be it known that I, DANIEL GLAVIDGE, of Indianapolis, in the State of Indiana, have in- VYvented a new and useful Machine for Expelling the Air from Metallic Cans for Putting up Oys ters, Ste., and l do hereby declare that the following is a full, clear, and exact description of' the construction and operation of the same, reference being had to the annexed drawings, made part of this specification.

The drawing presents a perspective view ot' the same.

Ais a frame supporting a shelf, A', and back A2. On this shelf stand the cans placed against the projecting pads D, which rest against the middle of one ot' the sides of the square can.

l contain and the caps put on and soldered, a small hole being left in the cap for the @mis sion of the air. They are then placed on the shelf, and the lever B being raised, the eccentric-roller B presses the points against the sides of the cans, compressing them until the fiuids contained iiow from the small hole. While thus compressed the solder is applied, the

cally sealed without any air being contained. In eases where fruits are put up, having been heated to expel the air contained in the subthe same manner.

Having fully explained my apparatus7 what I claim as myinvention, and seek to secure by Letters Patent, is

An apparatus for expelling the air from cans by pressure upon theirv sides, arranged substantially as set forth.

In testimony' whereof I have signed my name to this specication in the presence of two subscribing witnesses.

DANIEL cLAVIDGE.

Witnesses HENRY KEsLEE, WM. T. GILLEY.

aperture closed, and the full cans are hermetistances themselves, the apparatus is used in 

